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Optimal location for co2 in a semi sealed set up?

shishkaboy

>>>>Beanie Man<<<<
Im thinking its one of the 2 places marked co2 in the diagram, where would you put yours?

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RockinRobot

Active member
CO2 is heavier than air and will sink to the floor so you'll want the CO2 released in front of a fan aimed upwards to keep it circulating. Otherwise location makes no difference. Also keep your controller at canopy height to ensure that the plants are seeing the concentration you want for them.
 
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